使用说明:
1.解压缩
2.运行update目录下的EXE安装升级档
3.复制codex目录下的文件到游戏目录覆盖
4.开始游戏
升级档安装步骤：
1.安装《僵尸世界大战》游戏： http://down.ali213.net/pcgame/worldwarz.html
2.安装本升级档
更新说明：
机翻：
更新v1.21：
Changelog Six Skulls更新
新功能
增加了新的6头骨难度模式。
添加了Wakizashi近战武器，用于完成新难度模式的任何等级。
添加了独特的狙击步枪变体，用于完成新难度模式的所有等级。
根据难度级别，弹药箱现在可用弹药有限。从弹药箱中排出的弹药数量取决于武器和玩家留下的弹药量。平均而言，分布是：
轻松 - 无限续杯。
正常 - 无限续费。
辛苦 - 12次完全补充。
疯狂 - 6个完全补充。
极端 - 6个完全补充。
AI
稍微减少了可以在空闲状态下产生的特殊僵尸的数量。
在除了极限难度之外的所有困难中，可以同时出现的特殊僵尸总数从6减少到4，这将有5个。
特殊僵尸产卵之间的冷却时间略有增加。
在非群体波浪期间可以产生的僵尸总数略微减少。
增加AI机器人对疯狂难度的效率。
在没有AI机器人的情况下播放时，僵尸波的平衡得到改善。
在更高的难度下改进友好的自动炮塔（之前它们的损坏没有扩展）。
敌人自动炮塔对较高难度的伤害会略微减少，但会有更多的健康。
修复了阻止AI机器人在屏蔽效果下攻击僵尸的问题。
特殊的僵尸将无法通过薄壁抓住玩家。
改善Lurker跳跃行为;他将能够更有效地发现和跳过上面的球员。
Greengold和Svetlana友好的NPC将使用沉默的手枪，不再破坏球员的隐身。
生活质量
AI机器人不会因意外射击而爆炸桶和地雷。
当队友在耶路撒冷2上携带汽车零件时，添加了HUD图标。
当队友在东京2上携带炸药时，添加了HUD图标。
当僵尸接近或从后面攻击时添加声音通知。
为重新生成或加入正在进行的游戏的玩家添加了6秒的屏蔽效果（没有屏幕效果）。
为恢复的玩家增加了2秒的遮蔽效果（没有屏幕效果）。
添加了剩余迫击炮弹的指示器。
UI
武器定制屏幕上显示武器特权显示。
次要UI和本地化修复。
武器
为突击卡宾枪和突击步枪增加了缺失的激光瞄准镜效果。
MAG5机枪的伤害提高50％（仅限PvE）。
电锯现在将在其所有攻击模式中产生噪音。
修复了导致链锯在某些情况下不会错开僵尸的问题。
心动
神枪
手掌。武器开关速度从50％增加到100％。
最后一招。当主要和次要武器杂志干燥时，你可以进行4次（2次）更多的近战攻击而不会疲劳，并且每次近战攻击都会造成2次（1次）更多目标。
亡命之徒。手枪伤害从25％增加到50％。
免费补充。主要武器弹药每次用设备击杀时恢复2％（1％）。
刽子手。快速连续杀死15个僵尸，可以100％（25％）重新填充一次装备费用（冷却时间为60秒，为10秒）。
Switcheroo。在主要和次要武器之间切换会使枪械伤害提高50％（25％），持续3秒。
节俭。在弹匣中重新装弹药量低于25％的武器可以提供35％的火器伤害提升（25％），持续5秒。
枪狂热。修复了某些情况下早期触发条件。
猛鬼追魂
雷打不动。自身造成的爆炸伤害降低了90％（60％）。
扒手。快速连续杀死15个僵尸，可以100％（25％）重新填充一次装备费用（冷却时间为60秒，为10秒）。
我会接受的。杀死一个特殊的僵尸可以获得100％（25％）恢复一次装备的机会（冷却时间为60秒，为10）。
深口袋。重武器弹药容量增加了35％（25％）。
捕食者。杀死特殊僵尸会使枪械伤害提高100％（50％）持续10秒。
梅迪奇
战斗军医。快速连续杀死15个僵尸，获得50％（10％）的机会获得Medkit（冷却时间180秒，为10）。
扒手。快速连续杀死15个僵尸，可以100％（25％）重新填充一次装备（冷却30秒，10秒）。
我会接受的。杀死一个特殊的僵尸可以获得100％（25％）恢复一次装备的机会（冷却时间为30秒，为10）。
修补。修复了在某些情况下导致perk无法正确触发的问题。
脑叶手术。修复了在某些情况下导致perk使用非SMG武器触发的问题。
定影液
军械库。使用Supply Bag可以使25％（15％）的机会恢复一次设备费用。
支持我。在恢复或解除队友的同时，将枪械伤害提高100％（50％），持续10秒。
扒手。快速连续杀死15个僵尸，可以100％（25％）重新填充一次装备（冷却90秒，10秒）。
我会接受的。杀死一个特殊的僵尸可以获得100％（25％）恢复一次装备的机会（冷却时间为90秒，为10）。
去吧'Em。恢复队友将为你和你的队友恢复25％（15％）的主要武器弹药。
效率。供应袋含有25％以上的爆炸弹药。掩蔽手榴弹效果持续时间增加2（为5）秒。
夜幕降临。掩蔽手榴弹气云持续时间增加5秒（为3秒）。
独轮
子弹 - 道奇 - 在进行近战攻击时，从子弹中获得100％（90％）不那么友好的火力。
随着我的最后一次呼吸 - 当健康低于25％时，近战攻击伤害2（是1）更多目标。
第三只手 - 快速连续杀死5名（10名）僵尸并进行近战攻击，立即重新加载你的主要武器。
嗜血 - 使用近战武器杀死特殊僵尸会使枪械伤害提高100％（50％）持续10秒。
扒手 - 迅速连续杀死15个僵尸，给予100％（25％）机会补充一次装备费（冷却时间为60秒，为10秒）。
重金属I.修正了导致Chainsaw无法获得适当的50％伤害增加的问题。
灭虫
龙皮。耐火性提高了100％（90％）。
扒手。快速连续杀死15个僵尸，可以100％（25％）重新填充一次装备费用（冷却时间为60秒，为10秒）。
节俭。在不耗尽设备费用的情况下使用Claymore或Molotov的几率为25％（15％）。
稳定性
修正了几个游戏崩溃问题。
水平
修复了导致无法在关卡中进步的一些游戏错误。
改进了NY 1级别的导航。
减少玩家在独奏时必须在NY 1上传送的板条箱数量。
通过自杀冲向莫斯科1号，纽约3号和东京1号，预防了几种选择。
一般修复
修复了在某些情况下未显示项目提取进度的问题。
修复了在某些情况下玩家开销标记未显示在PvP中重生的问题。
修复了在某些情况下接收方主导权限导致菜单软锁定的问题。
在PvP中重新生成时输入游戏设置时固定菜单中的软锁定。
修复了在outro过场动画中停留在屏幕上的Infector效果。
在某些情况下，固定语音聊天不会输出到连接的耳机。
修复了当被僵尸群抓住时移动玩家远距离移动的问题。
修复了导致AI机器人试图穿墙的问题。
修复了导致记分牌在outro过场动画中停留在屏幕上的问题。
修复了导致Medkit进度条在重新生成时短暂出现的问题。
修复了导致僵尸在某些门口没有受到近战伤害的问题。
修复了导致Medkit修复在某些位置不断中断的问题。
修复了某种特殊组合的问题，导致Slasher在接受友军火力时愈合。
修复了在加入正在进行的游戏时导致玩家接收另一个玩家的近战武器的问题。
添加了在PvP中接收奖牌的声音。
Sho不再像真正的坏蛋一样同时戴着2个头盔。
PC特定修复
疯狂难度的出血计时器从20秒增加到30秒（仅限PC）。
修复了游戏重启后DLC武器选择重置的问题。
福尔康
添加了FidelityFX Sharpening功能
原文：
Update v1.21:
Changelog Six Skulls Update
New Features
Added new 6 skulls difficulty mode.
Added Wakizashi melee weapon for completing any level on the new difficulty mode.
Added unique Sniper Rifle variant for completing all levels on the new difficulty mode.
Ammo crates now have limited ammo available based on difficulty level. The amount of ammunition drained from the ammo crate depends on the weapon and how much ammo the player has left. On average, the distribution is:
Easy – unlimited refills.
Normal – unlimited refills.
Hard – 12 full refills.
Insane – 6 full refills.
Extreme – 6 full refills.
AI
Slightly reduced the number of special zombies that can spawn in idle state.
Reduced the total number of special zombies that can be present simultaneously from 6 to 4 on all difficulties except Extreme difficulty, which will have 5.
Slightly increased cooldown between special zombie spawns.
Very slightly reduced the total number of zombies that can spawn during non-swarm waves.
Increased AI bots’ efficiency on Insane difficulty.
Improved balance of zombie waves when playing without AI bots.
Improved friendly auto turrets on higher difficulties (previously their damage did not scale).
Enemy auto turrets will deal slightly less damage on higher difficulties, but will have more health.
Fixed issue that was preventing AI bots from attacking zombies when they were under masking effect.
Special zombies will no longer be able to grab player through thin walls.
Improved Lurker jump behavior; he will be able to spot and jump on players from above more efficiently.
Greengold and Svetlana friendly NPCs will use silenced pistols and will no longer undermine stealth for players.
Quality of Life
AI bots will no longer explode barrels and mines by accidental shooting.
Added HUD icon when teammates are carrying car parts on Jerusalem 2.
Added HUD icon when teammates are carrying explosive charges on Tokyo 2.
Added sound notification when zombie is approaching or attacking from behind.
Added a 6 second masking effect for players that respawn or join the game in progress (without screen effect).
Added a 2 second masking effect for players that are revived (without screen effect).
Added an indicator for remaining mortar shots.
UI
Added weapon perks display on Weapon Customization screen.
Minor UI and localization fixes.
Weapons
Added missing laser sight beam effect for Assault Carbine and Assault Rifle.
MAG5 Machine Gun’s damage increased by 50% (in PvE only).
Chainsaw will now generate noise in all of its attack modes.
Fixed issue that was causing the Chainsaw to not stagger zombies in some cases.
Perks
Gunslinger
Sleight of hand. Weapon switch speed increased from 50% to 100%.
Last Resort. When both primary and secondary weapon magazines are dry you can perform 4 (was 2) more melee strikes without fatigue and damage 2 (was 1) more targets with each melee strike.
Desperado. Pistol damage increased from 25% to 50%.
Free Refill. Primary weapon ammo restored 2% (was 1%) for each kill made with equipment.
Executioner. Killing 15 zombies in rapid succession gives 100% (was 25%) chance to refill one equipment charge (cooldown 60 seconds, was 10 seconds).
Switcheroo. Switching between primary and secondary weapons increases firearm damage by 50% (was 25%) for 3 seconds.
Thrifty. Reloading a weapon with less than 25% ammo in the magazine provides a 35% firearm damage boost (was 25%) for 5 seconds.
Gun Fanatic. Fixed perk conditions triggering early in some cases.
Hellraiser
Unshakeable. Self inflicted explosive damage is reduced by 90% (was 60%).
Pickpocket. Killing 15 zombies in rapid succession gives 100% (was 25%) chance to refill one equipment charge (cooldown 60 seconds, was 10 seconds).
I'll Take That. Killing a special zombie gives 100% (was 25%) chance to restore one equipment charge (cooldown 60 seconds, was 10).
Deep Pockets. Heavy weapon ammo capacity increased by 35% (was 25%).
Predator. Killing special zombies boosts firearm damage by 100% (was 50%) for 10 seconds.
Medic
Combat Medic. Killing 15 zombies in rapid succession gives 50% (was 10%) chance to receive a Medkit (cooldown 180 seconds, was 10).
Pickpocket. Killing 15 zombies in rapid succession gives 100% (was 25%) chance to refill one equipment charge (cooldown 30 seconds, was 10 seconds).
I'll Take That. Killing a special zombie gives 100% (was 25%) chance to restore one equipment charge (cooldown 30 seconds, was 10).
Patch Up. Fixed issue that was causing the perk to not trigger correctly in some cases.
Lobotomy. Fixed issue that was causing the perk to trigger with non-SMG weapons in some cases.
Fixer
Armory. Using a Supply Bag gives a 25% (was 15%) chance to restore one equipment charge.
Stand By Me. Increase firearm damage by 100% (was 50%) for 10 seconds when reviving or unpinning a teammate.
Pickpocket. Killing 15 zombies in rapid succession gives 100% (was 25%) chance to refill one equipment charge (cooldown 90 seconds, was 10 seconds).
I'll Take That. Killing a special zombie gives 100% (was 25%) chance to restore one equipment charge (cooldown 90 seconds, was 10).
Go Get 'Em. Reviving a teammate will restore 25% (was 15%) of primary weapon's ammunition for you and your teammate.
Efficiency. Supply Bag contains 25% more explosive ammo. Masking Grenade effect duration increased by 2 (was 5) seconds.
Darkness Falls. Masking Grenade gas cloud duration is increased by 5 seconds (was 3 seconds).
Slasher
Bullet-dodger - Take 100% (was 90%) less friendly fire from bullets while performing melee attacks.
With My Last Breath - Melee strikes damage 2 (was 1) more targets when health is below 25%.
Third Hand - Killing 5 (was 10) zombies with melee attacks in rapid succession instantly reloads your primary weapon.
Bloodlust - Killing special zombies with a melee weapon will increase firearm damage by 100% (was 50%) for 10 seconds.
Pickpocket - Killing 15 zombies in rapid succession gives 100% (was 25%) chance to refill one equipment charge (cooldown 60 seconds, was 10 seconds).
Heavy Metal I. Fixed issue that was causing improved Chainsaw not to receive proper 50% damage increase.
Exterminator
Dragon Hide. Fire resistance increased by 100% (was 90%).
Pickpocket. Killing 15 zombies in rapid succession gives 100% (was 25%) chance to refill one equipment charge (cooldown 60 seconds, was 10 seconds).
Thrifty. 25% (was 15%) chance of using the Claymore or Molotov without depleting an equipment charge.
Stability
Fixed several gameplay crashes.
Levels
Fixed some gameplay bugs that were causing inability to progress in levels.
Improved navigation on NY 1 level.
Reduced the number of crates player has to deliver on NY 1 when playing solo.
Prevented several options to farm XP by suicide rushing Moscow 1, NY 3 and Tokyo 1.
General fixes
Fixed issue with item pickup progress not showing up in some cases.
Fixed issue with player overhead marker not showing up upon respawn in PvP in some cases.
Fixed issue with receiving party lead privileges causing soft lock in menus in some cases.
Fixed soft lock in menus when entering game settings while respawning in PvP.
Fixed Infector effect staying on screen in outro cinematics.
Fixed voice chat not being output to connected headset in some cases.
Fixed issue that was moving player over large distances when grabbed by a zombie swarm.
Fixed issue causing AI bots trying to shoot through walls.
Fixed issue causing scoreboard to stay on screen in outro cinematics.
Fixed issue causing Medkit progress bar to appear briefly upon respawn.
Fixed issue causing zombies to not receive melee damage in certain doorways.
Fixed issue causing Medkit healing to constantly interrupt in certain locations.
Fixed issue with a certain combination of perks causing Slasher to heal when receiving friendly fire.
Fixed issue causing player to receive another player's melee weapon when joining a game in progress.
Added sound for receiving medals in PvP.
Sho is no longer wearing 2 helmets at the same time like a true badass.
PC Specific Fixes
Increased bleed out timer on Insane difficulty from 20 to 30 seconds (PC only).
Fixed issue with DLC weapons selection reset upon game restart.
Vulkan
Added FidelityFX Sharpening feature
by CODEX